t9402-git-cvsserver-refs: don't check the stderr of a subshell
[git] / t / t0060-path-utils.sh
1 #!/bin/sh
2 #
3 # Copyright (c) 2008 David Reiss
4 #
5
6 test_description='Test various path utilities'
7
8 . ./test-lib.sh
9
10 norm_path() {
11         expected=$(test-path-utils print_path "$2")
12         test_expect_success $3 "normalize path: $1 => $2" \
13         "test \"\$(test-path-utils normalize_path_copy '$1')\" = '$expected'"
14 }
15
16 relative_path() {
17         expected=$(test-path-utils print_path "$3")
18         test_expect_success $4 "relative path: $1 $2 => $3" \
19         "test \"\$(test-path-utils relative_path '$1' '$2')\" = '$expected'"
20 }
21
22 test_submodule_relative_url() {
23         test_expect_success "test_submodule_relative_url: $1 $2 $3 => $4" "
24                 actual=\$(git submodule--helper resolve-relative-url-test '$1' '$2' '$3') &&
25                 test \"\$actual\" = '$4'
26         "
27 }
28
29 test_git_path() {
30         test_expect_success "git-path $1 $2 => $3" "
31                 $1 git rev-parse --git-path $2 >actual &&
32                 echo $3 >expect &&
33                 test_cmp expect actual
34         "
35 }
36
37 # On Windows, we are using MSYS's bash, which mangles the paths.
38 # Absolute paths are anchored at the MSYS installation directory,
39 # which means that the path / accounts for this many characters:
40 rootoff=$(test-path-utils normalize_path_copy / | wc -c)
41 # Account for the trailing LF:
42 if test $rootoff = 2; then
43         rootoff=        # we are on Unix
44 else
45         rootoff=$(($rootoff-1))
46         # In MSYS2, the root directory "/" is translated into a Windows
47         # directory *with* trailing slash. Let's test for that and adjust
48         # our expected longest ancestor length accordingly.
49         case "$(test-path-utils print_path /)" in
50         */) rootslash=1;;
51         *) rootslash=0;;
52         esac
53 fi
54
55 ancestor() {
56         # We do some math with the expected ancestor length.
57         expected=$3
58         if test -n "$rootoff" && test "x$expected" != x-1; then
59                 expected=$(($expected-$rootslash))
60                 test $expected -lt 0 ||
61                 expected=$(($expected+$rootoff))
62         fi
63         test_expect_success "longest ancestor: $1 $2 => $expected" \
64         "actual=\$(test-path-utils longest_ancestor_length '$1' '$2') &&
65          test \"\$actual\" = '$expected'"
66 }
67
68 # Some absolute path tests should be skipped on Windows due to path mangling
69 # on POSIX-style absolute paths
70 case $(uname -s) in
71 *MINGW*)
72         ;;
73 *CYGWIN*)
74         ;;
75 *)
76         test_set_prereq POSIX
77         ;;
78 esac
79
80 test_expect_success basename 'test-path-utils basename'
81 test_expect_success dirname 'test-path-utils dirname'
82
83 norm_path "" ""
84 norm_path . ""
85 norm_path ./ ""
86 norm_path ./. ""
87 norm_path ./.. ++failed++
88 norm_path ../. ++failed++
89 norm_path ./../.// ++failed++
90 norm_path dir/.. ""
91 norm_path dir/sub/../.. ""
92 norm_path dir/sub/../../.. ++failed++
93 norm_path dir dir
94 norm_path dir// dir/
95 norm_path ./dir dir
96 norm_path dir/. dir/
97 norm_path dir///./ dir/
98 norm_path dir//sub/.. dir/
99 norm_path dir/sub/../ dir/
100 norm_path dir/sub/../. dir/
101 norm_path dir/s1/../s2/ dir/s2/
102 norm_path d1/s1///s2/..//../s3/ d1/s3/
103 norm_path d1/s1//../s2/../../d2 d2
104 norm_path d1/.../d2 d1/.../d2
105 norm_path d1/..././../d2 d1/d2
106
107 norm_path / /
108 norm_path // / POSIX
109 norm_path /// / POSIX
110 norm_path /. /
111 norm_path /./ / POSIX
112 norm_path /./.. ++failed++ POSIX
113 norm_path /../. ++failed++
114 norm_path /./../.// ++failed++ POSIX
115 norm_path /dir/.. / POSIX
116 norm_path /dir/sub/../.. / POSIX
117 norm_path /dir/sub/../../.. ++failed++ POSIX
118 norm_path /dir /dir
119 norm_path /dir// /dir/
120 norm_path /./dir /dir
121 norm_path /dir/. /dir/
122 norm_path /dir///./ /dir/
123 norm_path /dir//sub/.. /dir/
124 norm_path /dir/sub/../ /dir/
125 norm_path //dir/sub/../. /dir/ POSIX
126 norm_path /dir/s1/../s2/ /dir/s2/
127 norm_path /d1/s1///s2/..//../s3/ /d1/s3/
128 norm_path /d1/s1//../s2/../../d2 /d2
129 norm_path /d1/.../d2 /d1/.../d2
130 norm_path /d1/..././../d2 /d1/d2
131
132 ancestor / / -1
133 ancestor /foo / 0
134 ancestor /foo /fo -1
135 ancestor /foo /foo -1
136 ancestor /foo /bar -1
137 ancestor /foo /foo/bar -1
138 ancestor /foo /foo:/bar -1
139 ancestor /foo /:/foo:/bar 0
140 ancestor /foo /foo:/:/bar 0
141 ancestor /foo /:/bar:/foo 0
142 ancestor /foo/bar / 0
143 ancestor /foo/bar /fo -1
144 ancestor /foo/bar /foo 4
145 ancestor /foo/bar /foo/ba -1
146 ancestor /foo/bar /:/fo 0
147 ancestor /foo/bar /foo:/foo/ba 4
148 ancestor /foo/bar /bar -1
149 ancestor /foo/bar /fo -1
150 ancestor /foo/bar /foo:/bar 4
151 ancestor /foo/bar /:/foo:/bar 4
152 ancestor /foo/bar /foo:/:/bar 4
153 ancestor /foo/bar /:/bar:/fo 0
154 ancestor /foo/bar /:/bar 0
155 ancestor /foo/bar /foo 4
156 ancestor /foo/bar /foo:/bar 4
157 ancestor /foo/bar /bar -1
158
159 test_expect_success 'strip_path_suffix' '
160         test c:/msysgit = $(test-path-utils strip_path_suffix \
161                 c:/msysgit/libexec//git-core libexec/git-core)
162 '
163
164 test_expect_success 'absolute path rejects the empty string' '
165         test_must_fail test-path-utils absolute_path ""
166 '
167
168 test_expect_success 'real path rejects the empty string' '
169         test_must_fail test-path-utils real_path ""
170 '
171
172 test_expect_success POSIX 'real path works on absolute paths 1' '
173         nopath="hopefully-absent-path" &&
174         test "/" = "$(test-path-utils real_path "/")" &&
175         test "/$nopath" = "$(test-path-utils real_path "/$nopath")"
176 '
177
178 test_expect_success 'real path works on absolute paths 2' '
179         nopath="hopefully-absent-path" &&
180         # Find an existing top-level directory for the remaining tests:
181         d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
182         test "$d" = "$(test-path-utils real_path "$d")" &&
183         test "$d/$nopath" = "$(test-path-utils real_path "$d/$nopath")"
184 '
185
186 test_expect_success POSIX 'real path removes extra leading slashes' '
187         nopath="hopefully-absent-path" &&
188         test "/" = "$(test-path-utils real_path "///")" &&
189         test "/$nopath" = "$(test-path-utils real_path "///$nopath")" &&
190         # Find an existing top-level directory for the remaining tests:
191         d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
192         test "$d" = "$(test-path-utils real_path "//$d")" &&
193         test "$d/$nopath" = "$(test-path-utils real_path "//$d/$nopath")"
194 '
195
196 test_expect_success 'real path removes other extra slashes' '
197         nopath="hopefully-absent-path" &&
198         # Find an existing top-level directory for the remaining tests:
199         d=$(pwd -P | sed -e "s|^\([^/]*/[^/]*\)/.*|\1|") &&
200         test "$d" = "$(test-path-utils real_path "$d///")" &&
201         test "$d/$nopath" = "$(test-path-utils real_path "$d///$nopath")"
202 '
203
204 test_expect_success SYMLINKS 'real path works on symlinks' '
205         mkdir first &&
206         ln -s ../.git first/.git &&
207         mkdir second &&
208         ln -s ../first second/other &&
209         mkdir third &&
210         dir="$(cd .git; pwd -P)" &&
211         dir2=third/../second/other/.git &&
212         test "$dir" = "$(test-path-utils real_path $dir2)" &&
213         file="$dir"/index &&
214         test "$file" = "$(test-path-utils real_path $dir2/index)" &&
215         basename=blub &&
216         test "$dir/$basename" = "$(cd .git && test-path-utils real_path "$basename")" &&
217         ln -s ../first/file .git/syml &&
218         sym="$(cd first; pwd -P)"/file &&
219         test "$sym" = "$(test-path-utils real_path "$dir2/syml")"
220 '
221
222 test_expect_success SYMLINKS 'prefix_path works with absolute paths to work tree symlinks' '
223         ln -s target symlink &&
224         test "$(test-path-utils prefix_path prefix "$(pwd)/symlink")" = "symlink"
225 '
226
227 test_expect_success 'prefix_path works with only absolute path to work tree' '
228         echo "" >expected &&
229         test-path-utils prefix_path prefix "$(pwd)" >actual &&
230         test_cmp expected actual
231 '
232
233 test_expect_success 'prefix_path rejects absolute path to dir with same beginning as work tree' '
234         test_must_fail test-path-utils prefix_path prefix "$(pwd)a"
235 '
236
237 test_expect_success SYMLINKS 'prefix_path works with absolute path to a symlink to work tree having  same beginning as work tree' '
238         git init repo &&
239         ln -s repo repolink &&
240         test "a" = "$(cd repo && test-path-utils prefix_path prefix "$(pwd)/../repolink/a")"
241 '
242
243 relative_path /foo/a/b/c/       /foo/a/b/       c/
244 relative_path /foo/a/b/c/       /foo/a/b        c/
245 relative_path /foo/a//b//c/     ///foo/a/b//    c/              POSIX
246 relative_path /foo/a/b          /foo/a/b        ./
247 relative_path /foo/a/b/         /foo/a/b        ./
248 relative_path /foo/a            /foo/a/b        ../
249 relative_path /                 /foo/a/b/       ../../../
250 relative_path /foo/a/c          /foo/a/b/       ../c
251 relative_path /foo/a/c          /foo/a/b        ../c
252 relative_path /foo/x/y          /foo/a/b/       ../../x/y
253 relative_path /foo/a/b          "<empty>"       /foo/a/b
254 relative_path /foo/a/b          "<null>"        /foo/a/b
255 relative_path foo/a/b/c/        foo/a/b/        c/
256 relative_path foo/a/b/c/        foo/a/b         c/
257 relative_path foo/a/b//c        foo/a//b        c
258 relative_path foo/a/b/          foo/a/b/        ./
259 relative_path foo/a/b/          foo/a/b         ./
260 relative_path foo/a             foo/a/b         ../
261 relative_path foo/x/y           foo/a/b         ../../x/y
262 relative_path foo/a/c           foo/a/b         ../c
263 relative_path foo/a/b           /foo/x/y        foo/a/b
264 relative_path /foo/a/b          foo/x/y         /foo/a/b
265 relative_path d:/a/b            D:/a/c          ../b            MINGW
266 relative_path C:/a/b            D:/a/c          C:/a/b          MINGW
267 relative_path foo/a/b           "<empty>"       foo/a/b
268 relative_path foo/a/b           "<null>"        foo/a/b
269 relative_path "<empty>"         /foo/a/b        ./
270 relative_path "<empty>"         "<empty>"       ./
271 relative_path "<empty>"         "<null>"        ./
272 relative_path "<null>"          "<empty>"       ./
273 relative_path "<null>"          "<null>"        ./
274 relative_path "<null>"          /foo/a/b        ./
275
276 test_git_path A=B                info/grafts .git/info/grafts
277 test_git_path GIT_GRAFT_FILE=foo info/grafts foo
278 test_git_path GIT_GRAFT_FILE=foo info/////grafts foo
279 test_git_path GIT_INDEX_FILE=foo index foo
280 test_git_path GIT_INDEX_FILE=foo index/foo .git/index/foo
281 test_git_path GIT_INDEX_FILE=foo index2 .git/index2
282 test_expect_success 'setup fake objects directory foo' 'mkdir foo'
283 test_git_path GIT_OBJECT_DIRECTORY=foo objects foo
284 test_git_path GIT_OBJECT_DIRECTORY=foo objects/foo foo/foo
285 test_git_path GIT_OBJECT_DIRECTORY=foo objects2 .git/objects2
286 test_expect_success 'setup common repository' 'git --git-dir=bar init'
287 test_git_path GIT_COMMON_DIR=bar index                    .git/index
288 test_git_path GIT_COMMON_DIR=bar HEAD                     .git/HEAD
289 test_git_path GIT_COMMON_DIR=bar logs/HEAD                .git/logs/HEAD
290 test_git_path GIT_COMMON_DIR=bar logs/refs/bisect/foo     .git/logs/refs/bisect/foo
291 test_git_path GIT_COMMON_DIR=bar logs/refs/bisec/foo      bar/logs/refs/bisec/foo
292 test_git_path GIT_COMMON_DIR=bar logs/refs/bisec          bar/logs/refs/bisec
293 test_git_path GIT_COMMON_DIR=bar logs/refs/bisectfoo      bar/logs/refs/bisectfoo
294 test_git_path GIT_COMMON_DIR=bar objects                  bar/objects
295 test_git_path GIT_COMMON_DIR=bar objects/bar              bar/objects/bar
296 test_git_path GIT_COMMON_DIR=bar info/exclude             bar/info/exclude
297 test_git_path GIT_COMMON_DIR=bar info/grafts              bar/info/grafts
298 test_git_path GIT_COMMON_DIR=bar info/sparse-checkout     .git/info/sparse-checkout
299 test_git_path GIT_COMMON_DIR=bar info//sparse-checkout    .git/info//sparse-checkout
300 test_git_path GIT_COMMON_DIR=bar remotes/bar              bar/remotes/bar
301 test_git_path GIT_COMMON_DIR=bar branches/bar             bar/branches/bar
302 test_git_path GIT_COMMON_DIR=bar logs/refs/heads/master   bar/logs/refs/heads/master
303 test_git_path GIT_COMMON_DIR=bar refs/heads/master        bar/refs/heads/master
304 test_git_path GIT_COMMON_DIR=bar refs/bisect/foo          .git/refs/bisect/foo
305 test_git_path GIT_COMMON_DIR=bar hooks/me                 bar/hooks/me
306 test_git_path GIT_COMMON_DIR=bar config                   bar/config
307 test_git_path GIT_COMMON_DIR=bar packed-refs              bar/packed-refs
308 test_git_path GIT_COMMON_DIR=bar shallow                  bar/shallow
309
310 # In the tests below, $(pwd) must be used because it is a native path on
311 # Windows and avoids MSYS's path mangling (which simplifies "foo/../bar" and
312 # strips the dot from trailing "/.").
313
314 test_submodule_relative_url "../" "../foo" "../submodule" "../../submodule"
315 test_submodule_relative_url "../" "../foo/bar" "../submodule" "../../foo/submodule"
316 test_submodule_relative_url "../" "../foo/submodule" "../submodule" "../../foo/submodule"
317 test_submodule_relative_url "../" "./foo" "../submodule" "../submodule"
318 test_submodule_relative_url "../" "./foo/bar" "../submodule" "../foo/submodule"
319 test_submodule_relative_url "../../../" "../foo/bar" "../sub/a/b/c" "../../../../foo/sub/a/b/c"
320 test_submodule_relative_url "../" "$(pwd)/addtest" "../repo" "$(pwd)/repo"
321 test_submodule_relative_url "../" "foo/bar" "../submodule" "../foo/submodule"
322 test_submodule_relative_url "../" "foo" "../submodule" "../submodule"
323
324 test_submodule_relative_url "(null)" "../foo/bar" "../sub/a/b/c" "../foo/sub/a/b/c"
325 test_submodule_relative_url "(null)" "../foo/bar" "../sub/a/b/c/" "../foo/sub/a/b/c"
326 test_submodule_relative_url "(null)" "../foo/bar/" "../sub/a/b/c" "../foo/sub/a/b/c"
327 test_submodule_relative_url "(null)" "../foo/bar" "../submodule" "../foo/submodule"
328 test_submodule_relative_url "(null)" "../foo/submodule" "../submodule" "../foo/submodule"
329 test_submodule_relative_url "(null)" "../foo" "../submodule" "../submodule"
330 test_submodule_relative_url "(null)" "./foo/bar" "../submodule" "foo/submodule"
331 test_submodule_relative_url "(null)" "./foo" "../submodule" "submodule"
332 test_submodule_relative_url "(null)" "//somewhere else/repo" "../subrepo" "//somewhere else/subrepo"
333 test_submodule_relative_url "(null)" "$(pwd)/subsuper_update_r" "../subsubsuper_update_r" "$(pwd)/subsubsuper_update_r"
334 test_submodule_relative_url "(null)" "$(pwd)/super_update_r2" "../subsuper_update_r" "$(pwd)/subsuper_update_r"
335 test_submodule_relative_url "(null)" "$(pwd)/." "../." "$(pwd)/."
336 test_submodule_relative_url "(null)" "$(pwd)" "./." "$(pwd)/."
337 test_submodule_relative_url "(null)" "$(pwd)/addtest" "../repo" "$(pwd)/repo"
338 test_submodule_relative_url "(null)" "$(pwd)" "./å äö" "$(pwd)/å äö"
339 test_submodule_relative_url "(null)" "$(pwd)/." "../submodule" "$(pwd)/submodule"
340 test_submodule_relative_url "(null)" "$(pwd)/submodule" "../submodule" "$(pwd)/submodule"
341 test_submodule_relative_url "(null)" "$(pwd)/home2/../remote" "../bundle1" "$(pwd)/home2/../bundle1"
342 test_submodule_relative_url "(null)" "$(pwd)/submodule_update_repo" "./." "$(pwd)/submodule_update_repo/."
343 test_submodule_relative_url "(null)" "file:///tmp/repo" "../subrepo" "file:///tmp/subrepo"
344 test_submodule_relative_url "(null)" "foo/bar" "../submodule" "foo/submodule"
345 test_submodule_relative_url "(null)" "foo" "../submodule" "submodule"
346 test_submodule_relative_url "(null)" "helper:://hostname/repo" "../subrepo" "helper:://hostname/subrepo"
347 test_submodule_relative_url "(null)" "ssh://hostname/repo" "../subrepo" "ssh://hostname/subrepo"
348 test_submodule_relative_url "(null)" "ssh://hostname:22/repo" "../subrepo" "ssh://hostname:22/subrepo"
349 test_submodule_relative_url "(null)" "user@host:path/to/repo" "../subrepo" "user@host:path/to/subrepo"
350 test_submodule_relative_url "(null)" "user@host:repo" "../subrepo" "user@host:subrepo"
351
352 test_done